From: Pedro Gimeno <4267396+pgimeno@users.noreply.github.com>
Date: Tue, 9 Jan 2018 18:07:14 +0000 (+0100)
Subject: Fix off-by-one in log output line length (#6896)
X-Git-Tag: 5.0.0~639
X-Git-Url: https://git.librecmc.org/?a=commitdiff_plain;h=f77f19a9412c9ae9f6b54a8794af219861a5e2e2;p=oweals%2Fminetest.git

Fix off-by-one in log output line length (#6896)
---

diff --git a/src/log.cpp b/src/log.cpp
index 28118066f..3e9229e38 100644
--- a/src/log.cpp
+++ b/src/log.cpp
@@ -347,13 +347,10 @@ void StringBuffer::push_back(char c)
 			flush(std::string(buffer, buffer_index));
 		buffer_index = 0;
 	} else {
-		int index = buffer_index;
-		buffer[index++] = c;
-		if (index >= BUFFER_LENGTH) {
+		buffer[buffer_index++] = c;
+		if (buffer_index >= BUFFER_LENGTH) {
 			flush(std::string(buffer, buffer_index));
 			buffer_index = 0;
-		} else {
-			buffer_index = index;
 		}
 	}
 }